45 GB using high-quality steel, a special manufacturing process, size, high precision and reliable quality.
Can connect 14 - 40mm and the HRB335 grade level HRB400 ribbed / thread steel.
Guangdong Province through the construction quality and safety testing, quality, and reliable.
Standard type, both positive and negative type, Reducing type three series, more than 50 varieties, to meet the building structure in a horizontal, vertical, diagonal, such as any part of the same diameter, reducers can be adjusted in length and direction steel connections